E66.811 Obesity, class 1
ICD-10-CM · CMS code reference
Official ICD-10-CM description: Obesity, class 1
Related codes
E66.01Morbid (severe) obesity due to excess calories ICD-10-CME66.09Other obesity due to excess calories ICD-10-CME66.1Drug-induced obesity ICD-10-CME66.2Morbid (severe) obesity with alveolar hypoventilation ICD-10-CME66.3Overweight ICD-10-CME66.812Obesity, class 2 ICD-10-CME66.813Obesity, class 3 ICD-10-CME66.89Other obesity not elsewhere classified ICD-10-CM
Common questions
Is E66.811 a billable code?
Yes. E66.811 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.